head to head · open source
nebula vs Yuxi
nebula has 12,398 GitHub stars, 1,329 forks, 678 open issues and last shipped 12 days ago. Yuxi has 7,121 stars, 1,120 forks, 90 open issues and last shipped 2 days ago. nebula leads on adoption by 74% (12,398 vs 7,121 stars). nebula is written in C++ under Apache-2.0; Yuxi is written in Python under MIT. nebula has attracted 11% as many forks as stars, Yuxi 16%. Yuxi was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (knowledge-base, knowledge-graph), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| nebula | Yuxi | |
|---|---|---|
| GitHub stars | ★ 12K | ★ 7.1K |
| License | Apache-2.0 | MIT |
| Written in | C++ | Python |
| Last push | 2026-09-08 | 2026-09-18 |
| Forks | ⑂ 1.3K | ⑂ 1.1K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick nebula if
- You weight community size — 12K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches C++
- You value the larger contributor base for long-term maintenance
pick Yuxi if
- You want the Yuxi feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Python
- You evaluated both and Yuxi fits your workflow better
About nebula
NebulaGraph is an open source, distributed graph database written in C++ and released under the Apache 2.0 license. It lives in the graph database ecosystem and appears in the CNCF Database Landscape. The project describes itself as symmetrically distributed, with storage and computing separated into distinct layers, horizontal scalability across nodes, strong data consistency enforced through the RAFT protocol, an OpenCypher compatible query language, role based access control, and a set of graph analytics algorithms. It has been developed for roughly eight years and carries 12,387 stars, 1,330 forks, and 678 op…
read the full nebula overview →
About Yuxi
Yuxi is a self hosted, multi tenant knowledge agent platform built in Python under the MIT license. It places knowledge base retrieval, knowledge graphs, LangGraph multi agent orchestration, MCP and Skills, sandboxed tools and permission management inside one workspace, with a Vue 3 and Ant Design front end and a FastAPI back end driven by a LangGraph and ARQ worker layer. The project ships as a Docker Compose deployment and lives in the Python ecosystem, with storage split across PostgreSQL, Redis, MinIO, Milvus and Neo4j, and document processing handled by MinerU, PaddleX and RapidOCR.
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Frequently asked questions
Is nebula or Yuxi more popular?
nebula has 12,398 GitHub stars and Yuxi has 7,121. nebula has the larger community by that measure.
Are nebula and Yuxi free?
Both are open source. nebula is licensed under Apache-2.0 and Yuxi under MIT. Neither carries a licence fee.
What is the difference between nebula and Yuxi?
nebula is written in C++ and Yuxi in Python. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, nebula or Yuxi?
Choose nebula if you want the larger community (12,398 stars) or its Apache-2.0 licence terms. Choose Yuxi if its feature set, stack or MIT licence fits better. Both are self-hostable.